12706250077 has 2 divisors, whose sum is σ = 12706250078. Its totient is φ = 12706250076.

The previous prime is 12706250033. The next prime is 12706250101. The reversal of 12706250077 is 77005260721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8771071716 + 3935178361 = 93654^2 + 62731^2 .

It is a cyclic number.

It is not a de Polignac number, because 12706250077 - 2¹⁹ = 12705725789 is a prime.

It is a super-3 number, since 3×12706250077³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12706250377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6353125038 + 6353125039.

It is an arithmetic number, because the mean of its divisors is an integer number (6353125039).

Almost surely, 2^12706250077 is an apocalyptic number.

It is an amenable number.

12706250077 is a deficient number, since it is larger than the sum of its proper divisors (1).

12706250077 is an equidigital number, since it uses as much as digits as its factorization.

12706250077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41160, while the sum is 37.

The spelling of 12706250077 in words is "twelve billion, seven hundred six million, two hundred fifty thousand, seventy-seven".